Hot Tap Fittings

Safe, effective and economical hot tap tees

When you need to work on a pressurized line, you need Uni-Forge Hot Tap fittings. Your safety, your employees’ safety, and pipeline integrity are our top priorities.

Our hot tap pipe fittings include full branch split tees designed for equipment tie-ins, lateral connections and line extensions using a permanent full-bore valve without shutdown.

Available in a wide range of sizes, from 2” to 48,” our fittings are equipped with a welding neck flange RF according to ANSI Class 150, 300, 600 or 900. Larger sizes and pressure ratings are available to meet any need.

With personalized customer service and a commitment to on-time delivery, you can trust all your hot tap tee needs to Uni-Forge.

Uni-Forge fittings are available with a reducing branch to connect pipelines of varying sizes.

Uni-Forge Hot Tap Tee Fittings:

  • Coded for material identification and traceability
  • Provided with material certificates
  • Manufactured and delivered to your quality control specifications

If required, Uni-Forge can perform:*

  • Ultrasonic Testing (UT)
  • Liquid Penetrant Testing (PT)
  • Radiographic Testing (RT)
  • Magnetic Particle Inspection (MPI)
  • Product Analysis (Chemistry Check)
  • Hydrogen Induced Cracking (HIC)
  • Sulfide Stress Cracking (SSC)
  • Full Body Hydrotesting

*Uni-Forge will perform relevant tests as specified by code or as requested by customer..

Based on pipeline size and specifications, the hot tap fitting can be provided with a different reinforcement such as a weldolet or pad.


Technical Specifications
Size Range 2" to 48" - larger sizes available
Pressure Rating 150# - 900#
Wall Thickness Up to 4" depending on the size
Material Carbon steel, Alloy steel, and Stainless steel
Codes ASME B31.1, B31.3, B31.4, B31.8 and DOT compliant
Flange Type Standard ASTM A105 flanges to ASME B16.5/ 16.47
  Uni-Lock Flange™ can be provided for installation of pigging bars

Request Quote
Inquire Now
Translate »